Tag: Oxygen

Anatomy & physiology of the circulatory system (heart)

Anatomy & physiology of the circulatory system (heart)

[Osmosis sound logo] The circulatory system is also called the cardiovascular system, where cardio- refers to the heart and vascular refers to the blood vessels. So these are two key parts: the heart –which pumps blood– and the blood vessels –which carry blood to the body and return it back

Respiratory System, Part 2: Crash Course A&P #32

Respiratory System, Part 2: Crash Course A&P #32

Picture this: You’re getting ready to give a big presentation in front of, like, a lot of important people. You’re practicing in front of your mirror, and then just for a second you forget how to speak. Suddenly, you feel that familiar sting of anxiety, like an icy hand on

What does the liver do? – Emma Bryce

What does the liver do? – Emma Bryce

There’s a factory inside you that weighs about 1.4 kilograms and runs for 24 hours a day. This is your liver, the heaviest organ in your body, and one of the most crucial. This industrious structure simultaneously acts as a storehouse, a manufacturing hub, and a processing plant. And each

What do the lungs do? – Emma Bryce

What do the lungs do? – Emma Bryce

Many of us have hundreds of things on our minds at any moment, often struggling to keep track of everything we need to do. But fortunately, there’s one important thing we don’t have to worry about remembering: breathing. When you breathe, you transport oxygen to the body’s cells to keep